89874239

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{31859}}^1$

素因数の和:31910

約数の個数: 16

約数和(自身を含む): 114186240

約数和(自身を除く): 24312001

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 31859, 223013, 414167, 987629, 2899169, 6913403, 12839177, 89874239]

約数ペア:

[(1, 89874239), (7, 12839177), (13, 6913403), (31, 2899169), (91, 987629), (217, 414167), (403, 223013), (2821, 31859)]